Fix for SelectToolParameter rerun,workflow when multiple="true" The following change allows multiple select values to be set on rerun and in workflows. I checked that DrillDownSelectToolParameter and ColumnListParameter stiil worked. $ hg diff lib/galaxy/tools/parameters/basic.py diff -r 0042b30216fc lib/galaxy/tools/parameters/basic.py --- a/lib/galaxy/tools/parameters/basic.py Tue Nov 06 11:14:22 2012 -0800 +++ b/lib/galaxy/tools/parameters/basic.py Mon Dec 10 11:03:10 2012 -0600 @@ -715,6 +715,12 @@ if value not in legal_values: raise ValueError( "An invalid option was selected, please verify" ) return value + def to_html_value( self, value, app ): + if isinstance( value, list ): + return value + else: + return str( value ) + def to_param_dict_string( self, value, other_values={} ): if value is None: return "None" Need to override method to_html_value() from ToolParameter otherwise a list value will be returned as a string: "['a','b']" instead of a list: ['a','b'] and options will not be selected in method get_html_field() : def get_html_field( self, trans=None, value=None, context={} ): # Dynamic options are not yet supported in workflow, allow # specifying the value as text for now. if self.need_late_validation( trans, context ): if value is not None: assert isinstance( value, UnvalidatedValue ), "Late validation needed for '%s', but provided value (%s) is not of type UnvalidatedValue (%s)." % ( self.name, value, type( value ) ) value = value.value if self.multiple: if value is None: value = "" else: value = "\n".join( value ) return form_builder.TextArea( self.name, value=value ) else: return form_builder.TextField( self.name, value=(value or "") ) if value is not None: if not isinstance( value, list ): value = [ value ] ### "['a','b']" is not a list so value set to ["['a','b']"] field = form_builder.SelectField( self.name, self.multiple, self.display, self.refresh_on_change, refresh_on_change_values = self.refresh_on_change_values ) options = self.get_options( trans, context ) for text, optval, selected in options: if isinstance( optval, UnvalidatedValue ): optval = optval.value text = "%s (unvalidated)" % text if value: selected = ( optval in value ) ### 'a' will not be found in: ["['a','b']"] field.add_option( text, optval, selected ) return field